TY  - BOOK
AU  - Van Dobben De,Bruyn C.S.
ED  - Griffin 
TI  - Cumulative sum tests: theory and practice 
SN  - 0852640854
U1  - 519.86 23
PY  - 1968///.
CY  - London: 
PB  - Griffin, 
KW  - Quality control
KW  - Mathematical statistics
ER  -